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Product attributes Property Value
Manufacturer Mitsumi Electric Company Ltd
Product Series MM3474
Packaging Tape & Reel (TR) |
Function Battery Protection
Battery Chemistry Lithium Ion/Polymer
Number of Cells 3 ~ 5
Fault Protection Over Current, Over Voltage
Interface -
Operating Temperature -40°C ~ 85°C
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 20-TSSOP (0.173", 4.40mm Width)
Supplier Device Package TSOP-20D
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The MM3474F08VBE from Mitsumi is a battery protection IC for lithium-ion/polymer packs. It manages 3 to 5 cells, providing over-current and over-voltage protection. Its -40°C to 85°C operating range makes it suitable for industrial and outdoor applications. The 20-TSSOP package offers a compact solution for multi-cell battery management.

  • Extreme Temperature Operation: -40°C to 85°C for harsh conditions.
  • Multi-Cell Compatibility: Supports 3 to 5 cells for various pack sizes.
  • Critical Protection Features: Over-current and over-voltage safeguards.
  • Compact Package: 20-TSSOP for space-constrained designs.

Automotive Aftermarket Accessories

For dash cams and GPS trackers with backup batteries, this IC provides reliable protection across a wide temperature range.

Portable Welding Equipment

Battery-powered welding tools require robust over-current protection; this IC supports 3-5 cell packs in demanding conditions.

Data Logging Systems

Remote data loggers in industrial settings benefit from the -40°C to 85°C operating range for battery protection.

Electric Skateboards

High-discharge battery packs in e-skateboards need over-current protection to prevent damage during acceleration.

Security Camera Systems

Wireless security cameras with lithium battery packs use this IC for over-voltage protection during solar charging.

Portable Defibrillators

Medical devices like defibrillators require reliable battery protection; this IC's wide temperature range supports field use.

Q: What is the function of the MM3474F08VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can it protect?
A: It supports 3 to 5 series cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: What package is it available in?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.
Base Product Number : MM3474F08VBE
-40°C ~ 85°C 20-TSSOP 3 ~ 5 Cells Battery Management Battery Protection BMS Lithium Ion/Polymer Over Current Over Voltage
Q: What is the function of the MM3474F08VBE?
A: It is a battery protection IC for lithium-ion/polymer batteries.
Q: How many cells can it protect?
A: It supports 3 to 5 series cells.
Q: What fault protections are included?
A: It provides over-current and over-voltage protection.
Q: What is the operating temperature range?
A: It operates from -40°C to 85°C.
Q: What package is it available in?
A: It comes in a 20-TSSOP (0.173", 4.40mm Width) package.